Practice Ratio Questions and Answers

• In a chemistry lab two beakers A and B contains 36% and 40% of spirit respectively. If two liters from A is mixed with 4 liters of B. The ratio of spirit a...
• The ratio of the number of females to that of male employees in a small company is 2: 3. If the number of male employees in the company is 90, then the tot...
• If the ratio between two numbers is 3: 5 and their LCM is 120, then the numbers are:
• The sum of two numbers is 25 and their difference is 15. The ratio of the numbers is:
• A boy is supposed to distribute Rs.4400 among his three friends P, Q and R in the ratio of 4:2:5 respectively, but mistakenly he distributed in the ratio o...
• In a class, the ratio of number of boys to that of girls was 7:6 and total number of boys was 1960. When some more boys joined, the ratio became 8:7. Find ...
• A boy is supposed to distribute Rs.2400 among his three friends P, Q and R in the ratio of 5:3:4 respectively, but mistakenly he distributed in the ratio o...
• Total population of city P and Q is 2240 and 2650 respectively. If the ratio of number of males to females in city is P and Q is 4:3 and 3:2 respectively, ...
• The ratio between two numbers is 2:3. If each number is increased by 6, the ratio between then become 4:5, find the difference between numbers.
• A starts a business with Rs. 6600. After 3 months, B joins with A as his partner. After one year the profit is divided in the ratio 4:5. What is B&rsqu...
• The ratio of males and females in a zoo is 3:5 respectively and the percentage of children among males and the percentage of children among females are 15%...
• <p>&lt;p&gt;A, B and C entered into a partnership by investing in the ratio of 7:4:5. At the end of the year, the total profit is in the rati...
• The radii of two solid right circular cylinders are 6 cm and 4 cm respectively and their heights are (h+1) cm and (2h+1) cm respectively. If the areas of t...
• <p>&lt;p&gt;Sides of a parallelogram are in the ratio 6:5. Its area is 2700 sq. units. Altitude on the greater side is 30 units. Altitude on ...
• The ratio of two numbers is 3: 5. If eight is added to the first, and seven to the second, then the ratio becomes 2:3. What will be the ratio become if six...
• A girl spent 20% of her monthly income on clothing. Of the remaining, she spent on travel and food in the ratio of 3:2. If the difference of the income spe...
• Mohini's Biology test had 250 questions i.e., 20 Macromolecules, 60 Homeostasis and 70 Immunology questions. Although she answered 70% of the Macromolecule...
• A invested a certain amount in Debt and Equity mutual funds in the ratio of 5: 6 respectively. At the end of one year, he earned a total dividend of 40% on...
• Rs 2106 was divided among Anil, Bhanu and Charan in the ratio of 13:10:16 respectively. Find the amount received by Anil and Bhanu together.
• Total population of city P and Q is 3410 and 4620 respectively. If the ratio of number of males to females in city is P and Q is 7:4 and 4:3 respectively, ...
• 28 percent of a number and 40 percent of another number are in the ratio 7: 8. What is the ratio of 50 percent of the first number to 75 percent of the sec...
• Difference between the ages of A and B is same as the difference between the ages of B and C. The difference between the ages of A and C is 8 years. If the...
• The average mark obtained by 150 candidates in a certain examination is 45. If the average marks of passed candidates are 55 and that of the failed candida...
• Ratio of income of A and B is 7:5 and the ratio of expenditure of A and B is 2:3. The savings of B is Rs.3500. If the expenditure of A gets double then the...
• The ratio of the monthly incomes of A and B is 11: 13 and the ratio of their expenditures is 9: 11. If both of them manage to save ₹4,000 per month, then...
• The salaries of Ravi and Sumit are in the ratio 4: 5. If the salary of each is increased by Rs6,000 the new ratio becomes 35:40. What will be Sumit's incre...
• The number of students in class IX and class X is 42 and 45, respectively. The ratio of the number of boys to girls in classes is IX and X is 9: 5 and 8: 7...
• The ratio of A's and B's salary is 6 : 7. If B's salary is increased by 5(1/2)%, then his total salary becomes Rs 1,26,600. The salary (in Rs) of A is:
• If the diagonal of a square is increased by 4 cm, its area increases by 56 cm2 . Find the ratio of the new area of the square to the initial area of the sq...
• The ratio of two numbers is 9: 5. If 8 is added to the larger number and 4 is subtracted from the smaller number, the greater number becomes twice the smal...
• The ratio of three numbers is 3 : 5 : 4 and the sum of their squares is 11250. Find the sum of the numbers .
• If the surface areas of two spheres are in the ratio of 4 : 25, then find the ratio of their volumes.
• The sum of three numbers is 118. If the ratio of the first number to the second number is 3 : 4 and that of the second number to the third number is 5 : 6....
• A bag contains 10-paisa, 20-paisa and 50-paisa coins in the ratio of 8:9:10, respectively. If the total amount in the bag is Rs. 38, then find 80% of the n...
• A bag contains 10-paisa, 20-paisa and 50-paisa coins in the ratio of 5:8:7, respectively. If the total amount in the bag is Rs. 35, then find 40% of the nu...
• A bag contains 10-paisa, 20-paisa and 50-paisa coins in the ratio of 9:7:5, respectively. If the total amount in the bag is Rs. 48, then find 40% of the nu...
• There are 15 numbers such that average of first 12 numbers is 30 while the average of last five numbers is 50. Find the 12th number, if the ratio between 1...